The sexy lingerie would aggravate the dysmenorrhea and the pain sensation of the monthly. In fact, the firmly lingerie of the sexy lingerie would cause the needless stress to people?¡¥s stomach. This would impact people?¡¥s blood flow which may aggravate the trend of dysmenorrhea and monthly pain. Meanwhile, the massaging and rubbing to sensitive perineum would be likely to cause perineal hydropsy. This would increase the possibility of illness.